Check and call arc4random_stir() if present

[ngircd-alex.git] / configure.ng

diff --git a/configure.ng b/configure.ng
index da723e8fcae037dacbdf6710aef521b3538c1460..e3f51cf0268a086a49c4baddd34a723cc75106ea 100644 (file)
--- a/configure.ng
+++ b/configure.ng
@@ -1,6 +1,6 @@
 #
 # ngIRCd -- The Next Generation IRC Daemon
-# Copyright (c)2001-2012 Alexander Barton (alex@barton.de) and Contributors
+# Copyright (c)2001-2013 Alexander Barton (alex@barton.de) and Contributors
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -16,9 +16,13 @@ define(VERSION_ID,esyscmd([
        ( [ -n "$V" ] && echo "$V" || echo "??" ) | tr -d '\n';
 ]))
 
+m4_ifdef([AM_SILENT_RULES],
+       [m4_define([ng_color_tests], [color-tests])],
+       [m4_define([ng_color_tests], [])])
+
 # -- Initialisation --
 
-AC_PREREQ([2.67])
+AC_PREREQ([2.61])
 AC_INIT([ngIRCd], VERSION_ID,
        [ngircd-ml@ngircd.barton.de], [ngircd], [http://ngircd.barton.de/])
 
@@ -26,7 +30,7 @@ AC_CONFIG_SRCDIR([src/ngircd/ngircd.c])
 AC_CONFIG_HEADER([src/config.h])
 AC_CANONICAL_HOST
 
-AM_INIT_AUTOMAKE([1.11])
+AM_INIT_AUTOMAKE([-Wall 1.10 ]ng_color_tests)
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
@@ -35,6 +39,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled])
 AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists])
 AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
+AH_TEMPLATE([ICONV], [Define if libiconv can be used, e.g. for CHARCONV])
 AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
 AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
 AH_TEMPLATE([PAM], [Define if PAM should be used])
@@ -56,6 +61,8 @@ AC_PROG_CC_STDC
 
 # -- Helper programs --
 
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+
 AC_PROG_AWK
 AC_PROG_INSTALL
 AC_PROG_LN_S
@@ -103,7 +110,7 @@ esac
 # Add additional CFLAGS, eventually specified on the command line:
 test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
 
-CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
+CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"' -DDOCDIR='\"\$(docdir)\"'"
 
 # -- Headers --
 
@@ -113,14 +120,14 @@ AC_HEADER_TIME
 
 # Required header files
 AC_CHECK_HEADERS([ \
-       fcntl.h netdb.h netinet/in.h netinet/in_systm.h stdlib.h string.h \
+       fcntl.h netdb.h netinet/in.h stdlib.h string.h \
        strings.h sys/socket.h sys/time.h unistd.h \
        ],,AC_MSG_ERROR([required C header missing!]))
 
 # Optional header files
 AC_CHECK_HEADERS_ONCE([ \
-       arpa/inet.h inttypes.h malloc.h netinet/ip.h stdbool.h stddef.h \
-       stdint.h varargs.h \
+       arpa/inet.h inttypes.h malloc.h netinet/in_systm.h netinet/ip.h \
+       stdbool.h stddef.h stdint.h varargs.h \
        ])
 
 # -- Datatypes --
@@ -157,11 +164,11 @@ AC_SEARCH_LIBS([memmove], [UTIL], [], [
        AC_MSG_ERROR([unable to find the memmove() function])
 ])
 # gethostbyname: Solaris libnsl
-AC_SEARCH_LIBS([gethostbyname], [nsl], [], [
+AC_SEARCH_LIBS([gethostbyname], [bind nsl network], [], [
        AC_MSG_ERROR([unable to find the gethostbyname() function])
 ])
 # bind: SVR4 libsocket
-AC_SEARCH_LIBS([bind], [socket], [], [
+AC_SEARCH_LIBS([bind], [socket network], [], [
        AC_MSG_ERROR([unable to find the bind() function])
 ])
 
@@ -180,8 +187,9 @@ AC_CHECK_FUNCS([ \
 
 # Optional functions
 AC_CHECK_FUNCS_ONCE([ \
-       gai_strerror getaddrinfo getnameinfo inet_aton sigaction sigprocmask \
-       snprintf vsnprintf strdup strlcpy strlcat strtok_r waitpid])
+       arc4random arc4random_stir gai_strerror getaddrinfo getnameinfo inet_aton
+       sigaction sigprocmask snprintf vsnprintf strdup strndup strlcpy strlcat \
+       strtok_r waitpid])
 
 # -- Configuration options --
 
@@ -505,6 +513,34 @@ AC_ARG_ENABLE(ircplus,
 )
 if test "$x_ircplus_on" = "yes"; then
        AC_DEFINE(IRCPLUS, 1)
+
+       # Compile in iconv support?
+       # We only check for it when IRC+ is enabled, because the IRC+ command
+       # CHARCONV is the only function depending on it.
+       x_iconv_on=no
+       AC_ARG_WITH(iconv,
+               AS_HELP_STRING([--with-iconv],
+                              [enable character conversion using libiconv]),
+               [ if test "$withval" != "no"; then
+                       if test "$withval" != "yes"; then
+                               CFLAGS="-I$withval/include $CFLAGS"
+                               CPPFLAGS="-I$withval/include $CPPFLAGS"
+                               LDFLAGS="-L$withval/lib $LDFLAGS"
+                       fi
+                       AC_CHECK_LIB(iconv, iconv_open)
+                       AC_CHECK_FUNCS(iconv_open, x_iconv_on=yes)
+                       if test "$x_iconv_on" != "yes"; then
+                               AC_CHECK_LIB(iconv, libiconv_open)
+                               AC_CHECK_FUNCS(libiconv_open, x_iconv_on=yes)
+                       fi
+                       if test "$x_iconv_on" != "yes"; then
+                               AC_MSG_ERROR([Can't enable libiconv support!])
+                       fi
+               fi ]
+       )
+       if test "$x_iconv_on" = "yes"; then
+               AC_DEFINE(ICONV, 1)
+       fi
 fi
 
 # enable support for IPv6?
@@ -574,7 +610,6 @@ test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
 
 AC_CONFIG_FILES([ \
        Makefile \
-       contrib/Anope/Makefile \
        contrib/Debian/Makefile \
        contrib/MacOSX/Makefile \
        contrib/MacOSX/ngIRCd.pmdoc/Makefile \
@@ -668,7 +703,7 @@ test "$x_ipv6_on" = "yes" \
        && echo $ECHO_N "yes   $ECHO_C" \
        || echo $ECHO_N "no    $ECHO_C"
 echo $ECHO_N "        I/O backend: $ECHO_C"
-       echo "\"$x_io_backend\""
+       echo "$x_io_backend"
 
 echo $ECHO_N "        PAM support: $ECHO_C"
 test "$x_pam_on" = "yes" \
@@ -677,9 +712,13 @@ test "$x_pam_on" = "yes" \
 echo $ECHO_N "        SSL support: $ECHO_C"
 echo "$x_ssl_lib"
 
+echo $ECHO_N "   libiconv support: $ECHO_C"
+       echo "$x_iconv_on"
+
 echo
 
-if ! grep "^AUTOMAKE_OPTIONS = ../portab/ansi2knr" src/ngircd/Makefile.am >/dev/null 2>&1; then
+define(_automake_regex_,[[^AUTOMAKE_OPTIONS = [a-z .\-]*/portab/ansi2knr]])
+if ! grep "_automake_regex_" src/ngircd/Makefile.am >/dev/null 2>&1; then
        echo "WARNING:"
        echo "This GNU automake generated build system does not support \"de-ANSI-fication\","
        echo "therefore don't use it to generate \"official\" distribution archives!"